projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| bfff8b1b | 1 | /* Copyright (C) 2007-2017 Free Software Foundation, Inc. |
| 554066b8 MS |
2 | |
| 3 | This file is part of the GNU C Library. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public License as | |
| 7 | published by the Free Software Foundation; either version 2.1 of the | |
| 8 | License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 16 | License along with the GNU C Library; if not, see | |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 18 | ||
| 19 | #ifdef SHARED | |
| 20 | # include <dl-vdso.h> | |
| 7bf8fb10 | 21 | # include <libc-vdso.h> |
| 554066b8 | 22 | |
| f534255e AZ |
23 | int (*VDSO_SYMBOL(gettimeofday)) (struct timeval *, void *) attribute_hidden; |
| 24 | int (*VDSO_SYMBOL(clock_gettime)) (clockid_t, struct timespec *); | |
| 25 | int (*VDSO_SYMBOL(clock_getres)) (clockid_t, struct timespec *); | |
| 554066b8 MS |
26 | |
| 27 | static inline void | |
| 28 | _libc_vdso_platform_setup (void) | |
| 29 | { | |
| 389d1f1b SE |
30 | #ifdef __LP64__ |
| 31 | PREPARE_VERSION (linux_version, "LINUX_2.6.39", 123718537); | |
| 32 | #else | |
| 33 | PREPARE_VERSION (linux_version, "LINUX_4.9", 61765625); | |
| 34 | #endif | |
| 554066b8 | 35 | |
| 389d1f1b | 36 | void *p = _dl_vdso_vsym ("__kernel_gettimeofday", &linux_version); |
| f534255e AZ |
37 | PTR_MANGLE (p); |
| 38 | VDSO_SYMBOL(gettimeofday) = p; | |
| 39 | ||
| 389d1f1b | 40 | p = _dl_vdso_vsym ("__kernel_clock_gettime", &linux_version); |
| f534255e AZ |
41 | PTR_MANGLE (p); |
| 42 | VDSO_SYMBOL(clock_gettime) = p; | |
| 43 | ||
| 389d1f1b | 44 | p = _dl_vdso_vsym ("__kernel_clock_getres", &linux_version); |
| f534255e AZ |
45 | PTR_MANGLE (p); |
| 46 | VDSO_SYMBOL(clock_getres) = p; | |
| 554066b8 MS |
47 | } |
| 48 | ||
| 49 | # define VDSO_SETUP _libc_vdso_platform_setup | |
| 50 | #endif | |
| 51 | ||
| 52 | #include <csu/init-first.c> |